David's Astronomy Pages
Images - Session 1407 (2026-03-15)

Objects Session Notes
Bullet Jupiter - Planet
 
Bullet 29P/Schwassmann-Wachmann - Comet
 
Bullet C/2024 E1 (Wierzchos) - Comet
Bullet C/2025 K1 (ATLAS) - Comet
 
Bullet KIC 8462852 - Variable Star (Tabby's Star, Boyajian's Star, WTF Star)
 
Bullet M37 - Open Cluster
Bullet M63 - Spiral Galaxy
 
Bullet NGC 3660 - Spiral Galaxy with Type II Supernova 2026cff
Bullet NGC 4914 - Elliptical Galaxy with Type Ia Supernova 2026fjc
Bullet NGC 7292 - Irregular Galaxy with Transient AT 2026fov
 
Bullet PCG 1011+0841 - Compact Galaxy Group
Bullet PCG 1021+3713 - Compact Galaxy Group
Bullet PCG 1026+3906 - Compact Galaxy Group
Bullet PCG 1044+0248 - Compact Galaxy Group
Bullet PCG 1044+3536 - Compact Galaxy Group
Bullet PCG 1054+1133 - Compact Galaxy Group
 
Bullet SHK 53 - Faint Galaxy Group (AGC 1050)
Bullet SHK 98 - Faint Galaxy Group
Bullet SHK 348 - Faint Galaxy Group (ACO 1050)
 
Bullet UGC 622 - Spiral Galaxy with Transient AT 2026epv
Bullet UGC 3028 - Spiral Galaxy with Type Ia Supernova 2026gm
Bullet UGC 5381 - Spiral Galaxy with Type II Supernova 2025ahep
Bullet UGC 5607 - Spiral Galaxy with Type Ia Supernova 2026kc
Bullet UGC 11058 - Spiral Galaxy with Type Ia Supernova 2026ewd
 
Bullet Variable Stars (photometric monitoring)
- T CrB, BL Lac, RR Leo, ER UMa, KIC 8462852 (Tabby's Star)
 
Bullet Nearby Stars (astrometric monitoring)
- None
 
- All-Night Session (9.3 hr)
- 12" LX200 + ST-10XME for imaging
- TS 80mm APO + ZWO ASI178MC for guiding & imaging
- Ambient Temperature: 1.5°C (min)
- CCD Temperature:  -20°/-25°C
- Notes from 2026-03-15 >>
-
-

Observing Result

Image

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Jupiter  - Planet

Jupiter - 2026-03-15
(passing through Gemini)

Sun Distance 5.24 AU
Earth Distance 4.82 AU (720.6 million km)
 
Jupiter
Colour attempt using B, V& Ha filters
Image
Annotated CCD Image (100% size, linear scale, unsharp-masked, cropped)
15 x 0.2s exposure (average combine), 1x1 binning, B Filter
14 x 0.12s exposure (average combine), 1x1 binning, V Filter
14 x 0.5s exposure (average combine), 1x1 binning, Ha Filter
2026-03-15 21:38 UT (#1407050-94)
12" LX200R (at f/10.4) + ST-10XME
 
Jupiter Moons
Image
Annotated CCD Image (100% size, linear scale, cropped)
5 x 0.2s exposure (average combine), 3x3 binning, V Filter
2026-03-15 21:35 UT (#1407045-49)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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29P/Schwassmann-Wachmann  - Comet

29P/Schwassmann-Wachmann - 2026-03-15
(passing through Leo)

Sun Distance 6.31 AU
Earth Distance 5.33 AU (796.7 million km)
   29P/Schwassmann-Wachmann - 2026-03-15 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra -16.2 arcsec/hr, Dec 5.7 arcsec/hr)
Measured M2 Magnitude +15.48 (Clear Filter)
Image    Image
Annotated CCD Image (50% size, square root scale)
3 x 90s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 23:48 UT (#1407141-43)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   Annotated CCD Image (125% size, square root scale, cropped)
6 x 90s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 23:51 UT (#1407141-47)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
      
Images of Comet_29P_Schwassmann-Wachmann on Comets 2026 Page  >>     

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C/2024 E1 (Wierzchos)  - Comet

C/2024 E1 (Wierzchos) - 2026-03-15
(passing through Taurus)

Sun Distance 1.25 AU
Earth Distance 1.36 AU (203.4 million km)
   C/2024 E1 (Wierzchos) - 2026-03-15 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 136.0 arcsec/hr, Dec 132.0 arcsec/hr)
Image    Image
Annotated CCD Image (50% size, square root scale)
60s exposure (single frame), 3x3 binning, Clear Filter
2026-03-15 20:50 UT (#1407029)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   Annotated CCD Image (100% size, square root scale, cropped)
6 x 60s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 20:55 UT (#1407029-35)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
      
Images of C2024_E1_Wierzchos on Comets 2026 Page  >>     

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C/2025 K1 (ATLAS)  - Comet

C/2025 K1 (ATLAS) - 2026-03-16
(passing through Camelopardalis)

Sun Distance 3.67 AU
Earth Distance 3.62 AU (542.1 million km)
   C/2025 K1 (ATLAS) - 2026-03-16 Detail
Autoguided on offset star using PHD2 with Lock Shift
set at the comet's rate of motion
(Ra 10.6 arcsec/hr, Dec -50.1 arcsec/hr)
Image    Image
Annotated CCD Image (50% size, square root scale)
3 x 30s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 03:00 UT (#1407205-08)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
   Annotated CCD Image (125% size, square root scale, cropped)
19 x 30s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 03:06 UT (#1407205-24)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
      
Images of C2025_K1_ATLAS on Comets 2026 Page  >>     

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KIC 8462852  - Variable Star (Tabby's Star, Boyajian's Star, WTF Star)

KIC 8462852 (Cygnus)
Alias: Tabby's Star, Boyajian's Star, WTF Star
Star shows large irregular dimmings. 1470 ly. Mag +11.7
 
KIC 8462852 (Cygnus)
Position of KIC 8462852 is shown by white cross-hairs
Measured Magnitude +11.76 (Clear Filter)
Image
Annotated CCD Image (100% size, linear scale (auto-stretched), cropped)
3 x 60s exposure (average combine), 3x3 binning, V Filter
2026-03-16 03:53 UT (#1407242-44)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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M37  - Open Cluster

M37 (Auriga)
[ Open Star Clusters ]  [ Messier Objects
Image
Annotated CMOS Image (16% size, linear scale (auto-stretched))
25 x 30s exposure (average combine), 1x1 binning, gain 200, OSC
2026-03-16 01:37 UT (#)
TS 80mm APO + ZWO ASI178MC
Auto-guided using 12" LX200R + ST-10XME & PHD2
 
Image
Annotated CMOS Image (16% size, linear scale (auto-stretched))
Image details as above
 
M37 (Auriga)
Image
Annotated CMOS Image (30% size, linear scale (auto-stretched), cropped)
Image details as above
 
M37 - Earlier Image (Jan 2023)
Image
Colour CMOS Image (16% size, asinh stretched)
20 x 30s exposure (stacked), 1x1 binning, gain 375
2023-01-18 23:35 UT
TS 80mm APO + ZWO ASI178MC
Auto-guided using 12" LX200R + ST-10XME
 

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M63  - Spiral Galaxy

M63 (Canes Venatici)
[ Messier Objects
Image
Annotated CMOS Image (50% size, log scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 02:47 UT (#1407197-201)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
M63 - False Colour Image
Image
Annotated false-colour CMOS Image (50% size, log scale)
Image details as above
 
M63 - Detail
Image
Annotated CMOS Image (80% size, log scale, cropped)
Image details as above
 

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NGC 3660  - Spiral Galaxy with Type II Supernova 2026cff

NGC 3660 with SN 2026cff (Crater)
SN 2026cff (Type: II) discovered 2026-02-06.337 UT by ATLAS
Alias: ZTF26aaffpvx, ATLAS26bkl, GOTO26anl
Discovery Magnitude 17.0032 (r-ZTF Filter)
vs Prior Non-Detection Limiting Magnitude 18.9768 (r-ZTF Filter)
Early SN candidate (r-rise > 0.51+-0.01 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF26aaffpvx
( TNS 2026cff )
 
NGC 3660 with SN 2026cff - 2026-03-16 (T+37.7d)
Image below (2026-03-16.031) was taken 37.7 days after discovery of 2026cff
Position of earlier supernova (distinct) is shown by white cross-hairs
Measured Magnitude +15.35 (Clear Filter)
Image
Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 00:53 UT (#1407164-68)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2026cff (in NGC 3660) on Supernovae 2026 Page  >>

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NGC 4914  - Elliptical Galaxy with Type Ia Supernova 2026fjc

NGC 4914 with SN 2026fjc (Canes Venatici)
SN 2026fjc (Type: Ia) discovered 2026-03-12.080 UT by ATLAS
Alias: ATLAS26cwi, ZTF26aakqkpn
Discovery Magnitude 18.475 (wide-ATLAS Filter)
vs Prior Non-Detection Limiting Magnitude 19.35 (orange-ATLAS Filter)
( TNS 2026fjc )
 
NGC 4914 - Elliptical Galaxy with SN2026fjc (T+4.0d)
Image
Annotated CCD Image (50% size, log scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 02:02 UT (#1407182-86)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 4914 with SN 2026fjc - 2026-03-16 (T+4.0d)
Image below (2026-03-16.078) was taken 4.0 days after discovery of 2026fjc
Position of earlier supernova (faint) is shown by white cross-hairs
Estimated Magnitude +15.7 (Clear Filter)
Image
Annotated CMOS Image (125% size, log scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 02:02 UT (#1407182-86)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2026fjc (in NGC 4914) on Supernovae 2026 Page  >>

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NGC 7292  - Irregular Galaxy with Transient AT 2026fov

NGC 7292 with SN 2026fov (Pegasus)
AT 2026fov (Type: unk) discovered 2026-03-14.851 UT by Koichi Itagaki
Discovery Magnitude 13.5 (Clear- Filter)
vs Prior Non-Detection Limiting Magnitude ( Filter)
0.35-m F/11 + CCD (KAF-1001E) unfiltered
( TNS 2026fov )
[ Irregular Galaxies
 
NGC 7292 Spiral Galaxy with AT 2026fov (T+1.3d)
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 04:21 UT (#1407253-57)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
NGC 7292 with AT 2026fov - 2026-03-16 (T+1.3d)
Image below (2026-03-16.174) was taken 1.3 days after discovery of 2026fov
Position of earlier transient (distinct) is shown by white cross-hairs
Measured Magnitude +13,78 (Clear Filter)
Image
Annotated CMOS Image (125% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 04:21 UT (#1407253-57)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2026fov (in NGC 7292) on Supernovae 2026 Page  >>

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PCG 1011+0841  - Compact Galaxy Group

PCG 1011+0841 (Leo)
Palomar Compact Galaxy Catalogue, radius 49 arcsec, mag 15.1
[ PCG Groups
 
PCG 1011+0841 - Compact Galaxy Group
Other Galaxies in same field of view
PGC 29689 (catalog mag +16.6), PGC 1350913 (catalog mag +17.4),
PGC 1351257 (catalog mag +17.8)
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 23:10 UT (#1407126-29)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
PCG 1011+0841 - Detail
Image
Annotated CCD Image (150% size, square root scale, cropped)
Image details as above
 
PCG 1011+0841 (Leo)
Image
Annotated CCD Image (150% size, square root scale, cropped)
Image details as above
 
Image
Annotated negative CCD Image (150% size, square root scale, cropped)
Image details as above
 

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PCG 1021+3713  - Compact Galaxy Group

PCG 1021+3713 (Leo Minor)
Palomar Compact Galaxy Catalogue, radius 28 arcsec, mag 15.8
[ PCG Groups
 
PCG 1021+3713 - Compact Galaxy Group
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 22:01 UT (#1407102-06)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
PCG 1021+3713 - Detail
Image
Annotated CCD Image (175% size, square root scale, cropped)
Image details as above
 
PCG 1021+3713 - Annotated
Image
Annotated CCD Image (175% size, square root scale, cropped)
Image details as above
 
Image
Annotated negative CCD Image (175% size, square root scale, cropped)
Image details as above
 

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PCG 1026+3906  - Compact Galaxy Group

PCG 1026+3906 (Leo Minor)
Palomar Compact Galaxy Catalogue, radius 14 arcsec, mag 15.9
[ PCG Groups
 
PCG 1026+3906 (Leo Minor)
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 02:25 UT (#1407190-94)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
PCG 1026+3906 - Detail
Image
Annotated CCD Image (200% size, square root scale, cropped)
Image details as above
 
Image
Annotated CCD Image (200% size, square root scale, cropped)
Image details as above
 
Negative Image
Image
Negative CCD Image (200% size, square root scale, cropped)
Image details as above
 

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PCG 1044+0248  - Compact Galaxy Group

PCG 1044+0248 (Sextans)
Palomar Compact Galaxy Catalogue, radius 31 arcsec, mag 15.7
[ PCG Groups
 
PCG 1044+0248 - Compact Galaxy Group
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 00:28 UT (#1407157-61)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
PCG 1044+0248 - Detail
Image
Annotated CCD Image (175% size, square root scale, cropped)
Image details as above
 
4 components (A, B, C, D)
Two other galaxies in sames field of view are
PGC 32029 (catalog mag +15.9) &
PGC 32019 (catalog mag 16.1)
Image
Annotated CCD Image (175% size, square root scale, cropped)
Image details as above
 
Negative Image
Image
Annotated negative CCD Image (175% size, square root scale, cropped)
Image details as above
 

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PCG 1044+3536  - Compact Galaxy Group

PCG 1044+3536 (Leo Minor)
Palomar Compact Galaxy Catalogue, radius 28 arcsec, mag 15.0
[ PCG Groups
 
PCG 1044+3536 - Compact Galaxy Group
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 22:23 UT (#1407109-13)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
PCG 1044+3536 (Leo Minor)
Image
Annotated CCD Image (175% size, square root scale, cropped)
Image details as above
 
PCG 1044+3536 (Leo Minor)
Image
Annotated CCD Image (175% size, square root scale, cropped)
Image details as above
 
PCG 1044+3536 (Leo Minor)
Image
Annotated negative CCD Image (175% size, square root scale, cropped)
Image details as above
 

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PCG 1054+1133  - Compact Galaxy Group

PCG 1054+1133 (Leo)
Palomar Compact Galaxy Catalogue, radius 26 arcsec, mag 15.8
[ PCG Groups
 
PCG 1054+1133 - Compact Galaxy Group
Image
Annotated CCD Image (50% size, square root scale)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 23:31 UT (#1407133-37)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
PCG 1054+1133 - Detail
Image
Annotated CCD Image (175% size, square root scale, cropped)
Image details as above
 
Image
Annotated CCD Image (175% size, square root scale, cropped)
Image details as above
 
Image
Annotated negative CCD Image (175% size, square root scale, cropped)
Image details as above
 

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SHK 53  - Faint Galaxy Group (AGC 1050)

SHK 53 (Ursa Major)
Alias: AGC 1050
Shakhbazian Group. Mag 17.2, Size -'
[ Shakhbazian Groups
 
SHK 53 - Faint Galaxy Group
Two other galaxies in the same field of view are
LEDA 3537498 &
PGC 2254023 (catalog log +16.8)
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 20:38 UT (#1407022-26)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
SHK 53 - Detail
Image
Annotated CCD Image (125% size, square root scale, cropped)
Image details as above
 
PGC 2252945 (catalog mag +17.6), PGC 2252398 (catalog mag +17.8),
PGC 2253143 (catalog mag +17.9), PGC 2252331 (catalog mag +17.9),
PGC 2252455 (catalog mag +18.4)
Image
Annotated CCD Image (125% size, square root scale, cropped)
Image details as above
 
SHK 53 (Ursa Major)
Image
Annotated negative CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 20:38 UT (#1407022-26)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 

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SHK 98  - Faint Galaxy Group

SHK 98 (Ursa Major)
Shakhbazian Group. Mag 16.7, Size 3'
[ Shakhbazian Groups
 
SHK 98 - Faint Galaxy Group
Foreground galaxy is NGC 2675 (catalog mag +13.2)
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 19:54 UT (#1407007-11)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
SHK 98 - Detail
Image
Annotated CCD Image (125% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 19:54 UT (#1407007-11)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Line of Faint Galaxies in SHK 98
Image
Annotated CCD Image (125% size, square root scale, cropped)
Image details as above
 
Image
Annotated negative CCD Image (125% size, square root scale, cropped)
Image details as above
 

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SHK 348  - Faint Galaxy Group (ACO 1050)

SHK 348 (Hydra)
Shakhbazian Group. Mag 16.1, Size 2.7'
[ Shakhbazian Groups
 
SHK 348 - Faint Galaxy Group
Allias: ACO 1050 (14 members)
Image
Annotated CCD Image (50% size, square root scale)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 22:46 UT (#1407117-21)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
SHK 348 - Detail
Image
Annotated CCD Image (100% size, square root scale, cropped)
Image details as above
 
SHK 348 (Hydra)
Image
Annotated CCD Image (100% size, square root scale, cropped)
Image details as above
 
SHK 348 (Hydra)
Image
Annotated negative CCD Image (100% size, square root scale, cropped)
Image details as above
 

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UGC 622  - Spiral Galaxy with Transient AT 2026epv

UGC 622 with AT 2026epv (Andromeda)
AT 2026epv (Type: unk) discovered 2026-02-27.000 UT by Giancarlo Cortini
Discovery Magnitude 17.5 (Clear- Filter)
vs Prior Non-Detection Limiting Magnitude ( Filter)
Possible discovery by Giancarlo Cortini at Monte Maggiore Observatory Predappio Italy
Discovery date Feb 27 18:30 UT
( TNS 2026epv )
 
UGC 622 with AT 2026epv - 2026-03-16 (T+17.2d)
Image below (2026-03-16.190) was taken 17.2 days after discovery of 2026epv
Position of earlier transient (faint) is shown by white cross-hairs
Estimated Magnitude +16.9 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 04:43 UT (#1407260-64)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of AT 2026epv on Transients 2026 Page  >>

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UGC 3028  - Spiral Galaxy with Type Ia Supernova 2026gm

UGC 3028 with SN 2026gm (Perseus)
SN 2026gm (Type: Ia) discovered 2026-01-08.798 UT by XOSS
Alias: PSP26B, GOTO26cp, ATLAS26aff, MASTER OT J042437.37+335144.2
Discovery Magnitude 18.08 (Clear- Filter)
vs Prior Non-Detection Limiting Magnitude ( Filter)
SN candidate classified by XOSS.
Details can be found at http://xjltp.china-vo.org/psp26b.html
( TNS 2026gm )
 
UGC 3028 with SN 2026gm - 2026-03-16 (T+66.2d)
Image below (2026-03-16.047) was taken 66.2 days after discovery of 2026gm
Position of earlier supernova (not visible) is shown by white cross-hairs
Non-Detection Limiting Magnitude +18.7 (Clear Filter)
Poor Quality Image (poor seeing)
Image
Annotated CCD Image (150% size, square root scale, cropped)
3 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 01:17 UT (#1407172-76)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2026gm (in UGC 3028) on Supernovae 2026 Page  >>

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UGC 5381  - Spiral Galaxy with Type II Supernova 2025ahep

UGC 5381 with SN 2025ahep (Leo)
SN 2025ahep (Type: II) discovered 2025-12-17.443 UT by ATLAS
Alias: ZTF25acinfdh
Discovery Magnitude 17.506 (g-ZTF Filter)
vs Prior Non-Detection Limiting Magnitude 21.0114 (g-ZTF Filter)
Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167).
( TNS 2025ahep )
 
UGC 5381 with SN 2025ahep - 2026-03-15 (T+88.4d)
Image below (2026-03-15.839) was taken 88.4 days after discovery of 2025ahep
Position of earlier supernova (very faint) is shown by white cross-hairs
Estimated Magnitude +17.7 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
4 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-15 20:16 UT (#1407015-19)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2025ahep (in UGC 5381) on Supernovae 2025 Page  >>

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UGC 5607  - Spiral Galaxy with Type Ia Supernova 2026kc

UGC 5607 with SN 2026kc (Sextans)
SN 2026kc (Type: Ia) discovered 2026-01-10.087 UT by ATLAS
Alias: ATLAS26aej, GOTO26dc, ZTF26aaaehuj
Discovery Magnitude 18.78 (L-GOTO Filter)
vs Prior Non-Detection Limiting Magnitude 19.5 (L-GOTO Filter)
( TNS 2026kc )
 
UGC 5607 with SN 2026kc - 2026-03-16 (T+64.9d)
Image below (2026-03-16.001) was taken 64.9 days after discovery of 2026kc
Position of earlier supernova (faint) is shown by white cross-hairs
Estimated Magnitude +17.6 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 00:10 UT (#1407150-54)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2026kc (in UGC 5607) on Supernovae 2026 Page  >>

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UGC 11058  - Spiral Galaxy with Type Ia Supernova 2026ewd

UGC 11058 with SN 2026ewd (Hercules)
SN 2026ewd (Type: Ia) discovered 2026-03-05.583 UT by ATLAS
Alias: ATLAS26cph, GOTO26bqj, ZTF26aajugdc
Discovery Magnitude 17.346 (orange-ATLAS Filter)
vs Prior Non-Detection Limiting Magnitude 19.52 (cyan-ATLAS Filter)
( TNS 2026ewd )
 
UGC 11058 with SN 2026ewd - 2026-03-16 (T+10.6d)
Image below (2026-03-16.144) was taken 10.6 days after discovery of 2026ewd
Position of earlier supernova (distinct) is shown by white cross-hairs
Measured Magnitude +15.12 (Clear Filter)
Image
Annotated CCD Image (150% size, square root scale, cropped)
5 x 180s exposure (average combine), 3x3 binning, Clear Filter
2026-03-16 03:37 UT (#1407235-39)
12" LX200R (at f/10.4) + ST-10XME
Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
 
Images of SN 2026ewd (in UGC 11058) on Supernovae 2026 Page  >>

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